how did yesterday's compare to someone who has been to sphwhoaj john oliver reports. >> four years ago two million people were on the national mall to witness the historic inauguration of barack obama. and i was there. yes! and now four years later, i had returned. i'm right back here in exactly the same spot as last time! the atmosphere, the energy here is electric. [ laughter ] we can move closer. we can walk closer than this. let's just walk. okay. so it was off to a slow start. we have have the right day today, right? this is it? we can pick it up. we can really move. i was expecting a few more people than this. >> just wait around. you'll see. they coming. >> this feels a bit more like an ultimate frisbee signup. this is nice. >> slightly less people than in 2009 but they more than made up for it with enthusiasm. how excited are you to be here? >> i'm tired. >> yay! >> yay! >> yay! >> last time it felt like an historic event. this one feels more like a constitutionally mandated process. >> ah, i would say so. >> what was wrong with these people? 2009 they understood the scale of w